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GB1413968A - Warning system - Google Patents

Warning system

Info

Publication number
GB1413968A
GB1413968A GB5777772A GB5777772A GB1413968A GB 1413968 A GB1413968 A GB 1413968A GB 5777772 A GB5777772 A GB 5777772A GB 5777772 A GB5777772 A GB 5777772A GB 1413968 A GB1413968 A GB 1413968A
Authority
GB
United Kingdom
Prior art keywords
casing
alarm
vibrator
timepiece
deaf
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5777772A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fossard H R L
Joly H J
Original Assignee
Fossard H R L
Joly H J
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fossard H R L, Joly H J filed Critical Fossard H R L
Priority to GB5777772A priority Critical patent/GB1413968A/en
Publication of GB1413968A publication Critical patent/GB1413968A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/20—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electromechanical Clocks (AREA)

Abstract

1413968 Timed alarm signalling arrangements; alarm clocks H R L FOSSARD & H J JOLY 14 Dec 1972 57777/72 Heading G3T A time-alarm arrangement particularly for deaf persons comprises a timepiece arranged to operate a switch at a predetermined time which switches ON a motor driving an eccentric mass to produce vibrations in a casing. The timepiece and the vibrator 64 may be in separate casings as shown Fig. 3, the vibrator casing being placed under the pillow of the deaf person; or they may be combined in a single casing as illustrated in Figs. 1, 2 (not shown).
GB5777772A 1972-12-14 1972-12-14 Warning system Expired GB1413968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5777772A GB1413968A (en) 1972-12-14 1972-12-14 Warning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5777772A GB1413968A (en) 1972-12-14 1972-12-14 Warning system

Publications (1)

Publication Number Publication Date
GB1413968A true GB1413968A (en) 1975-11-12

Family

ID=10479998

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5777772A Expired GB1413968A (en) 1972-12-14 1972-12-14 Warning system

Country Status (1)

Country Link
GB (1) GB1413968A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2205665A (en) * 1987-06-10 1988-12-14 Michael John Dines Vibratory alarm clock
CN102350968A (en) * 2011-07-28 2012-02-15 浙江吉利汽车研究院有限公司 Sound auxiliary device for automobile

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2205665A (en) * 1987-06-10 1988-12-14 Michael John Dines Vibratory alarm clock
GB2205665B (en) * 1987-06-10 1991-04-24 Michael John Dines Vibratory alarm clock
CN102350968A (en) * 2011-07-28 2012-02-15 浙江吉利汽车研究院有限公司 Sound auxiliary device for automobile

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee